Step 3: In the properties box, go down to Display - Skins, and click Add.

Step 4: Type in the texture name (Ex: CloneTrooperCaptain) and hit enter.

Step 5: Exit out of the properties box, and go back to ActorClass - Pawn - CTPawn - Republic - CloneTrooper, and click on CloneTrooperCaptain (or whatever you named yours). Now, right-click an area of terreign and add him in.